package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Api(tags="菜品接口")
@Slf4j
public class DishController {

    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 新增菜品
     * @param dishDTO
     * @return
     */
    @PostMapping
    @ApiOperation("新增菜品")
    public Result<String> add(@RequestBody DishDTO dishDTO){
        log.info("新增菜品：{}",dishDTO);
        dishService.add(dishDTO);

        //构造key，然后删除
        String key="dish_"+dishDTO.getCategoryId();
        cleanCache(key);
        return Result.success();
    }

    /**
     * 菜品分页查询，展示菜品
     * @param dishPageQueryDTO
     * @return
     */
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("分页查询：{}",dishPageQueryDTO);
        PageResult pageResult=dishService.page(dishPageQueryDTO);
        return Result.success(pageResult);
    }


    /**
     * 删除菜品
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("删除菜品")
    public Result delete(@RequestParam List<Long> ids){
        log.info("删除菜品:{}",ids);
        dishService.delete(ids);

        //清楚所有的缓存数据
        cleanCache("dish_*");
        return Result.success();
    }

    /**
     * 根据iD查询菜品
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("id查询菜品:{}",id);
        return Result.success(dishService.getById(id));
    }

    @PostMapping("/status/{status}")
    @ApiOperation("菜品起售和禁售")
    public Result<String> startorstop(@PathVariable Integer status,Long id){
        log.info("菜品状态：{}，{}",id,status);
        dishService.startorstop(status,id);
        //清楚所有的缓存数据
        cleanCache("dish_*");
        return Result.success();
    }

    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody  DishDTO dishDTO){
        log.info("修改菜品:{}",dishDTO);
        dishService.update(dishDTO);

        //清楚所有的缓存数据
        cleanCache("dish_*");
        return Result.success();
    }

    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }

    private void  cleanCache(String pattern){
        Set key=redisTemplate.keys(pattern);
        redisTemplate.delete(key);
    }
}
